Centre of a ring: Difference between revisions

Latest revision as of 12:00, 26 July 2024

Citable Version ^[?]

This editable Main Article is under development and subject to a disclaimer.

[edit intro]

In ring theory, the centre of a ring is the set of elements which commute with every element of the ring:

Z(R)=\{x\in R:\forall r\in R,xr=rx\}.\,

The centre is a subring.

Revision as of 11:32, 13 February 2009 (view source) imported>Chris Day No edit summary ← Older edit		Latest revision as of 12:00, 26 July 2024 (view source) Suggestion Bot (talk \| contribs) mNo edit summary
Line 7:		Line 7:

	==References==		==References==
	* {{cite book \| author=Serge Lang \| authorlink=Serge Lang \| title=Algebra \| edition=3rd ed \| publisher=[[Addison-Wesley]] \| year=1993 \| isbn=0-201-55540-9 \| pages=84 }}		* {{cite book \| author=Serge Lang \| authorlink=Serge Lang \| title=Algebra \| edition=3rd ed \| publisher=[[Addison-Wesley]] \| year=1993 \| isbn=0-201-55540-9 \| pages=84 }}[[Category:Suggestion Bot Tag]]